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ROTENONE DUSTS. 
Allen, Sterling & Lothrop, Portland, Maine 

INSECTICIDES AND FUNGICIDES 
Because of possible market fluctuations, prices will be quoted on application. 
Portland unless otherwise specified. 
Niagara Dusts 
For Fruit Growers and Ornamentals 
KOLODUST. An exclusive Niagara pro- 
duct consisting of a super-fine dusting sulfur 
containing colloidal sulfur which is sulfur 
in its finest form. It difuses thru moisture 
which is not true of ordinary sulfur. Thus 
—you can dust in the rain effectively with 
Kolodust—it sticks and protects. KOLO- 
DUST (without poison) used when a fungi- 
cide only is desirable. 
KOLOTEX. A combination of Kolodust 
and lead arsenate for use under ordinary 
worm conditions. 
KOLOKIL. Contains more lead arsenate 
for use when chewing insects are more se- 
vere. 
NIAGARA DUSTS 
For the Vegetable Grower 
The following recommendations give 
maximum protection from insects and dis- 
eases. These products are tried and proven 
and will satisfy. 
CUCURBIT DUST. An ideal fungicide 
and insecticide for use on squash, cucum- 
bers, melons. Contains copper oxychlor- 
ide sulphate (C-O-C-S) plus poison. A 
proven inexpensive dust. Packed 50-Tb. 
bags and 5-Ib. bags. 

COPODUST (with C-O-C-S). Definitely 
a superior material for general blight or 
disease control. Effective on dry foliage, 
moisture not necessary. Packed 75-Ib, bags 
and 5-Ib. bags. 

COPOTEX (with C-O-C-S). Like Copo- 
dust but with poison added. Gives su- 
perior results. A fast killer. Particularly 
a good potato dust. Packed 75-Ib. bags and 
5-Ib. bags. 
RO-KIL 50 and 
RO-KIL 25. These dusts are the latest 
scientific development in superior Rote- 
none Dusts. Devised to give greater kill- 
ing power, better coverage. greater stick- 
ing qualities. Packed in 50-Ib. bags. 
Prices—F. O. B. 
Niagara Sprays 
KOLOFOG. A highly effective sulfur 
spray for apples and certain ornamentals, 
where wettable sulfur is desired. A truly 
colloidal] sulfur, more effective because of 
extremely fine particle size. It is adhesive 
so makes an excellent carrier for lead arse~ 
nate. Especially recommended for calyx 
and first cover sprays. For later spraying 
where the excellent sticking qualities of 
Kolofog may be objectionable use Kolo- 
spray. Packed 48 Ib. cartons, 8-6 Ib. bags. 

KOLOSPRAY. For late use, on fruit and 
certain ornamentals. Gives a very smooth 
“dusty”? coverage. An excellent fungicide 
—prevents pin point scab. Packed 10-5 Tb. 
bags per carton. 

SUSPENSO LEAD ARSENATE.  Ni- 
agara’s most recent lead arsenate. A high 
degree of quick lasting suspension which 
spreads quickly and evenly. Contains a 
maximum of killing power. Reacts very 
slowly with lime sulfur. 

Cc. O. C. S. SPRAY. A neutral insoluble 
copper spray for all vegetables where dis~ 
ease may be present. Less expensive than 
Bordeaux Mixture. Packed 3 Ib. bags, 16 
per case. 
DUO BORDO. Makes a real Bordeaux 
mixture with an even coverage of fresh 
Bordeaux membranes. The most effective 
of copper sprays. Packed in 50 Ib. cartons 
consisting of 5 bags of treated bluestone 
and 5 bags of excellent lime. Dump a bag 
of each into the tank—it mixes instantly— 
sprays out well—sticks and protects. 
NEU ROTE. A “non-poisonous’”’ insecti- 
cide—which controls many chewing and 
sucking insects on flowers, vegetables and 
ornamentals. The highest grades of Ro- 
tenone and Pyrethrum are used in manu- 
facturing Neu Rote. In addition an organic 
fumigant plus a special wetting and spread- 
ing agent used to insure highest efficiency 
of the active principals. Packed in 1 oz., 5 
oz., and 12 oz. bottles. Also 1 gallon and 5. 
gallon cans. 
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